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index.html: star-catcher project
Explorer
folder star-catcher
html index.html
css style.css
javascript app.js
1<!DOCTYPE html>
2<body>
3 <div id="score">Score: 0</div>
4 <div id="game">
5 <div id="timer">10</div>
6 <div id="star">⭐</div>
7 </div>
8 <script src="app.js"></script>
9</body>
1#game {
2 width: 280px; height: 160px;
3 position: relative;
4}
5#timer {
6 position: absolute;
7 top: 8px; right: 8px;
8 font-weight: bold;
9}
10#star { position: absolute; cursor: pointer; }
1let x=50, y=50, dx=3, dy=2;
2let score=0, time=10;
3
4const countdown = setInterval(() => {
5 time--;
6 if(time <= 0) endGame();
7}, 1000);
8
9star.onclick = () => score++;
10setInterval(move, 30);
Built for Everyone
Whether you're just starting or building your portfolio, Spaces grows with you.
school
Beginners
No setup, no confusion. Just open your browser and start coding. Perfect for your first website.
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Students & Hobbyists
Practice what you learn in tutorials. Build real projects and create a portfolio that gets noticed.
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Teachers & Schools
Give your students a coding environment that works instantly. No IT headaches.
- check Works on any device
- check Team management
- check Integrates with W3Schools tutorials
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Learn → Practice → Build
The only browser IDE connected to the world's largest web developer learning platform.
1
Learn from Tutorials
Free tutorials for HTML, CSS, JavaScript, Python, and more. Trusted by millions.
2
Practice in Spaces
Apply what you learn immediately. No context switching between learning and coding.
3
Build Real Projects
Create portfolio-worthy websites. Host and share them with the world.
Simple Pricing
Start a free trial and upgrade if you need more.
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Hero
$2.99 /month
Perfect for learning and practice.
- check Up to 10 static Spaces
- check Reliable hosting
- check Ad free experience
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- check Code challenges & assessments
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- check Everything in Hero
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smart_toy AI-Powered
Meet kAI
Your AI coding tutor, built into Spaces
Learn to code more effectively with kAI. Get instant help debugging, improving code structure, understanding concepts, or even generating complete websites from your description.
- check_circle Debug your code and explain errors
- check_circle Improve code structure and best practices
- check_circle Generate websites from descriptions
smart_toy
Hi! I'm kAI, W3Schools AI Tutor. Ask me any coding question!
smart_toy
I can check your code for errors, explain concepts clearly, and help you build complete websites.
Powerful Code Editor
Front-end, back-end, or full-stack - everything you need in one place.
cloud
Cloud-Based
No installation. Access from anywhere, any device.
terminal
Terminal & Log
Debug and troubleshoot your code in real-time.
folder
File Navigator
All your files in one place. Easy to manage.
database
Database
Built-in database. View and manage your data.
inventory_2
Package Manager
Install frameworks and libraries in one click.
analytics
Analytics
Track visitors and understand your traffic.
dns
Custom Domains
Connect your own domain or use ours free.
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SSL Included
Free SSL certificate. Your site is secure.
Practice Any Language
Master web development with these technologies.
HTML
CSS
JavaScript
Python
PHP
React
Vue
Node.js
Start with Templates
Build powerful websites in just a few clicks.
How It Works
From idea to live website in minutes.
1
person_add
Sign Up
Create your W3Schools account in seconds.
2
dashboard_customize
Choose a Template
Or start from scratch with a blank project.
3
code
Edit Your Code
Write code directly in your browser.
4
public
Share with the World
Your site is live instantly.
What Developers Say
Join millions who learned to code with W3Schools.
★ ★ ★ ★ ★
"Finally a browser IDE that's actually simple. Spaces just works - open it and start coding."
M
Marcus T.
Learning Web Development
★ ★ ★ ★ ★
"kAI is like having a patient teacher. It explains my errors without making me feel stupid. Perfect for beginners like me."
S
Sarah K.
Computer Science Student
★ ★ ★ ★ ★
"I teach coding to 30 students. Spaces means no more 'it doesn't work on my laptop' excuses. Everyone has the same environment."
J
James R.
High School Teacher
You're Never Alone
Learning to code can be hard. We make it easier with support at every step.
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Help Center
Searchable knowledge base with guides, tutorials, and FAQs.
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school For Educators
Spaces in Your Classroom
Give your students a professional coding environment without the IT headaches. No installations, no configuration - just learning.
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Project-Based Learning
Students build real websites and apps, not just run exercises.
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Secure & Safe
Sandboxed environment. Students can't break anything or access harmful content.
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Privacy Compliant
GDPR compliant. No tracking of student data for advertising.
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Teacher Dashboard
Manage students, track progress, and create custom learning paths.
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Mrs. Coleman
Computer Science Teacher, Georgia State, US
"Before Spaces, I spent half of every class helping students install software. Now they just open their browser and code. It's transformed how I teach."
★★★★★ Teaching 150+ students
Frequently Asked Questions
What's the difference between Basic and Full-Stack Spaces? expand_more
Basic Spaces include HTML, CSS, and JavaScript for frontend development. Full-Stack Spaces add backend languages like Python, PHP, Node.js, React, Vue, and Django.
Can I use my own domain? expand_more
Yes! Plus users can connect their own custom domain or transfer an existing one. Trial users get a w3schools.com subdomain.
What happens if I cancel my subscription? expand_more
Your access will remain active for the duration of your paid period. After that, your space will be frozen until you unlock it again.
Can I subscribe for multiple users? expand_more
Yes! Contact sales@w3schools.com for team and school pricing.
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